baber/WOPTO huggingface dataset:
Patent KR-20000051734-A (KR)
Inventor: KIM HEE MAN
IPC: H04N5/74
Filed: 1999-01-26
Abstract: PURPOSE: An apparatus for controlling the intensity of radiation of a LCD projection television is provided to detect a Y signal related to brightness among a mixed image signal received from a television transmitting part and control the intensity of radiation of a lamp, which is a light source, according to the voltage level of the detected Y signal. CONSTITUTION: An apparatus for controlling the intensity of radiation of a LCD projection television includes a color regenerating part(11), an integration circuit part(14), a comparing part(15), an intensity of radiation control signal generating part(16) and an intensity of radiation controlling part(17). The color regenerating part outputs R, G, and B signals among a brightness signal and a color difference signal when the brightness signal and the color difference signal are detected in a mixed image signal. The integration circuit part integrates the brightness signal output from the color regenerating part and detects a direct current voltage level. The comparing part compares a direct current voltage output from the integration circuit part with a pre-established standard voltage. The intensity of radiation control signal generating part generates a signal to control the intensity of radiation by a signal output from the comparing part. The intensity of radiation controlling part controls the intensity of radiation of the lamp according to the controlling signal.
Patent KR-20000055859-A (KR)
Inventor: LIM SANG HO
IPC: F16F9/34
Filed: 1999-02-10
Abstract: PURPOSE: A device of changing a damping force for a shock absorber is provided to improve a control performance and the ride by maintaining regularly in regular section of a current change fixed damping force level from hard damping force to soft damping force. CONSTITUTION: A device of changing a damping force for a shock absorber comprises : a piston to be equipped in an inner sleeve, to be connected with a piston road, to move with coming and going, and to devide an inner sleeve into the extension room and the compression room ; two piston valves(5)(6) to be equipped on the upper side and the bottom side of a piston ; a solenoid valve to be equipped in a piston and to make a change of the damping force of a shock absorber. And a solenoid valve comprises : a sleeve(21) to form two oil roads(22)(23) connected with the upper side and the bottom side of a piston and an extension part(24) including a hitch sill(25) ; a spool(26) to open and close an oil road(23) formed on a sleeve(21) ; a solenoid(27) to move backward and forward a spool(26) ; the first spring(28) to bias elastically a spool(26) to a solenoid(27) ; the first stopper(29) to be equipped on an extension part(24) and to support the first spring(28) ; the second stopper(30) to be equipped on the lower side on the first stopper(29) ; the second spring(31) to be equipped between the first stopper(29) and the second stopper(30), and to bias elastically the first stopper(29) to a solenoid(27).
Patent KR-19990072824-A (KR)
Title: 반사형액정표시장치
IPC: G02F1/1333
Filed: 1999-02-22
Abstract: 기판에 적층한 금속반사막과 전극층이 단락되거나 전극층이 단선되는 불량이 발생하지 않고, 또한 각종 위치맞춤이 용이하며 제조하기 쉬운 반사형 액정표시장치를 제공한다. 
     본 발명의 반사형 액정표시장치는 기판 사이에 끼워 지지된 밀봉재에 의해 이들 기판 사이에 액정층이 봉입되고, 이들 1 쌍의 기판 중 일측 기판의 표면에 다수의 요철이 형성됨과 동시에, 이 요철의 면상에 금속반사막 및 평탄화막이 적층되고, 상기 기판 표면의 다수의 요철이 적어도 전극단자형성영역을 제외하고 형성되며, 이 전극단자형성영역에 있어서는 기판 표면이 평탄한 것을 특징으로 한다.
Patent KR-20000059946-A (KR)
Title: Process for the preparation of 1-[(cyclopent-3-en-1-yl)methyl]-5-ethyl-6-(3,5-dimethylbenzoyl)-2,4-pyrimidinedione
Inventor: KANG DONG UK
IPC: C07D239/54
Filed: 1999-03-10
Abstract: PURPOSE: Provided are preparation method for 1- £(Cyclopent-3-en-1-yl)methyl|-5-ethyl-6-(3,5-dimethylbenzoyl)-2,4-pyrimidinedione and acid addition salts thereof useful as an antiviral agent, in particular, a therapeutic agent of low toxicity for AIDS in high yield using a simple process. CONSTITUTION: The 1-£(Cyclopent-3-en-1-yl)methyl| -5-ethyl-6-(3,5-dimethylbenzoyl)-2,4-pyrimidinedione having high antiviral activity against HIV-1 is prepared by the reaction of a compound of formula (IV) and a compound (III) in the presence of a base at 10 to 100 deg.C for 4 to 72 hrs with oxygen addition. In formula (III), Lie is a departing group such as halogen atom, alkylsulfonyl or arylsulfonyl.
Patent KR-20000060074-A (KR)
Inventor: LEE SEUNG JA
IPC: G11B31/02
Filed: 1999-03-11
Abstract: PURPOSE: A music playing system having a dual monitor is directed to providing a new music playing system by supporting various information search functions. CONSTITUTION: A microphone(201) inputs an audio signal of a user. A music playing instrument(201) amplifies a selected accompany signal and an audio signal inputted from the microphone(201) and outputs an information signal that a user wants to receive and a song word signal. A video input unit(203) is connected with an input side of the music playing instrument(202) and outputs a video signal in accordance with a selection of the user. A speaker(204) amplifies an output signal of the music playing instrument(202) and outputs an amplified signal.
Patent KR-20000060229-A (KR)
Inventor: PARK HONG JUN
IPC: H01Q23/00
Filed: 1999-03-12
Abstract: PURPOSE: A base station device of code division multiple access(CDMA) system with an active antenna is provided to simplify a structure of a base station and guarantee the more subscriber capacities by increased sector and gain. CONSTITUTION: A base station device of code division multiple access(CDMA) system with an active antenna includes a transceiver(110) installed inside a house, for up-converting a CDMA modulating signal to be transmitted to a subscriber and down-converting a received signal into an intermediate frequency. An indoor device(120) installed inside the house, transmits the receiving channel of the transceiver(110) into a butler matrix section(130) adding a direct current(DC). The butler matrix section(130) installed outside the house, generates a beam forming signal to transmit by giving a phase difference in the transmitting signal of the indoor device(120) and outputs the receiving signal converted into a reverse channel signal for each sector. An active high frequency module(140) installed outside the house, copies the beam forming signal of the butler matrix section(130) on spaces in a predetermined beam-width and angle, and amplifies the receiving reverse channel signal from the subscriber in a constant power level to transmit the signal to the butler matrix section(130).
Patent KR-19990077999-A (KR)
Title: 접합금속부재및이부재의접합방법
IPC: B23K20/16
Filed: 1999-03-18
Abstract: 실린더 헤드 본체(2)와 밸브 시트(3)를, 해당 양 부재(2, 3) 사이의 통전에 따른 발열 및 가압에 의해 접합하는 경우에, 통전시의 내부 발열량을 작게 억제하여 접합을 양호하게 실행하면서, 용침(鎔浸) 공정을 필요로 하지 않으므로 제조 비용을 감소시킴과 더불어, 밸브 시트(3)의 열전도율의 상승을 억제하여 그 내마모성을 향상시킨다. 
     밸브 시트(3)를, Cu 등의 고 전기전도율(電氣傳導率) 원소가 분산된 분말 원료를 소결하여 이루어지는 소결재로 한다.  또한, 밸브 시트(3)의 제 1 접합면부(3a)와 실린더 헤드 본체(2)의 접합면부(2a)를 사전에 면 접촉시킨 상태로 통전 및 가압을 실행하도록 한다.
Patent KR-20000065555-A (KR)
Inventor: LIM CHAN HO
IPC: F24F1/00
Filed: 1999-04-07
Abstract: PURPOSE: An air conditioner is provided to allow an amount of intake air to be controlled as desired and prevent dust from being flowed into the air conditioner. CONSTITUTION: An air conditioner comprises a housing(400) constituted by a front frame(410) and a rear frame(420) to be coupled to the front frame, a grille unit(412) provided to the front surface of the front frame and which has a plurality of first air inlet openings(413), and an intake air amount control plate(300) installed at a rear surface of the grille unit and which controls an amount of intake air. The intake air amount control plate has a size corresponding to the size of the grille unit, and is provided with a main body having a plurality of second air inlet openings(320) and a knob(330) arranged at a front surface of the main body of the intake air amount control plate. The front frame has an aperture(418) for an insertion of the knob which is arranged within the aperture to be vertically movable. The intake air amount control plate controls the amount of air being introduced through the grille unit and shuts off the first air inlet openings of the grille unit so as to prevent introduction of dust.
Patent KR-19990083043-A (KR)
Title: Single-chain multiple antigen-binding molecule, its preparation and use
IPC: A61K39/00
Filed: 1999-04-08
Abstract: Single-chain molecule (I) that binds multiple antigens comprises two variable domains of heavy immunoglobulin chains (VH), having specificities A and B and two variable domains of light chains (VL), also with specificities A and B. The domains are provided as two VH-VL constructs which are attached via a peptide (P). Any VH and VL may be replaced by their functional fragments. Independent claims are also included for the following: (1) nucleic acid (II) encoding (I); (2) vectors containing (II); (3) cells containing (II) or the vectors; (4) recombinant production of (I) by culturing these cells; (5) pharmaceutical composition containing (I), (II), the vectors or cells; and (6) diagnostic composition containing (I). ACTIVITY : Anticancer; antiviral; antibacterial; antimalarial; antiinflammatory. MECHANISM OF ACTION : Specific binding interaction.
Patent KR-20000066485-A (KR)
Inventor: JEONG KWANG CHAE
IPC: A01G1/00
Filed: 1999-04-14
Abstract: PURPOSE: A preparation method of radish containing sansam ingredients is provided. Radish cultivated by the method is able to activate liver function, thereby improving health. CONSTITUTION: The preparation method comprises the steps of making a seedbed consisted of 1 wt.% of pinetree charcoal, elvan, mica and 99 wt.% of soil; seeding a seedbed with ordinary radish seed, followed by cultivating; preparing a nutrient solution comprising balloon flower, sansam, insam, siebold euonymus, mugwort, honey etc.; mixing the nutrient solution with water in a ratio of 1:300-500; giving the solution to the radish.
Patent KR-19990088177-A (KR)
Title: 열가소성수지조성물및ｉｃ용내열성트레이
IPC: C08L81/06
Filed: 1999-05-11
Abstract: 본 발명은 방향족 폴리카보네이트 수지와 방향족 폴리설폰 수지를 포함하는 수지 성분 100중량부당 탄소섬유 5 내지 45중량부와 전도성 카본 블랙 0.1 내지 10중량부가 배합되어 있는 열가소성 수지 조성물을 제공한다.  본 발명의 열가소성 수지 조성물은 내열성과 기계적 강도가 우수하고, 이로부터 제조된 내열성 IC 트레이는 고온에서의 IC 건조공정을 견딜 수 있는 유용한 제품이며 취급 적성이 우수하다.
Patent KR-20000074359-A (KR)
Inventor: SONG CHUNG UI
IPC: C07C215/28
Filed: 1999-05-20
Abstract: PURPOSE: A process for preparing an optical active aminoalcohol compound using a cinchona alkaloid catalyst having excellent catalytic performance, reusable and excellent in thermal, mechanical stability, a nitrogen source and a base is provided which carries out the heterogeneous asymmetric aminohydroxylation of olefins economically and can improve processing difficulties by high toxicity and volatility of OsO4. CONSTITUTION: In the process for manufacturing an optical active aminoalcohol compound by heterogeneous asymmetric aminohydroxylation of olefins, the process uses a catalytic system containing conventional cinchona alkaloids of formula 1 and a nitrogen source and a base. In formula, Y is hydroquinidinyl represented by formula 2 or hydroquinidinyl represented by formula 3, X represents an unsaturated compound containing 0 or 4 carbons, pyridazine in case X is 0 and phthalazine in case X is an unsaturated compound, R represents methoxy, ethoxy or methyl.
Patent KR-19990088488-A (KR)
Title: 원심압축기
IPC: F04D29/58
Filed: 1999-05-21
Abstract: 본 발명의 목적은  압축기 임펠러의 후벽 영역에,  압축기 임펠러와 압축기 케이싱 사이의 갈라진 틈 사이에 밀봉 요소 없이, 간단하게 건조된 원심 압축기를 작동시키는 방법을 제공하는 것이고, 상기 방법은 원심 압축기의 유용 수명을 증가시킨다.    본 방법을 수행하기 위한 기구 역시 사용 가능하다.   본 발명에 따르면,  위 목적은 냉매 (25) 를  작동매체 (27) 의 유출 유동 (29) 의 아래쪽에 있는  상기 갈라진 틈 (18)  속으로 도입하고,  냉각 과정이 일어나고 난 후 최종적으로 냉매를 다시 제거함으로써 획득된다.   이러한 목적을 위해서, 기체 상태의 냉매 (25) 용의,  압축기 케이싱 (5) 을 관통하고,   압축기 임펠러 (6) 의 후벽 (16)  영역의 갈라진 틈 (18)  속으로 열려있고  후벽 (16) 을 향하는, 하나 이상의 공급 덕트 (24) 와  냉매 (25) 용의 하나 이상의 제거 덕트 (26) 가 압축기 케이싱 (5) 에 배치되어있다.
Patent KR-20010001302-A (KR)
Inventor: DO MYEONG GEUN
IPC: H01L29/78
Filed: 1999-06-03
Abstract: PURPOSE: A semiconductor device is provided to guarantee a stable characteristic such as a high breakdown voltage, a low off-current, a high drain current and low junction capacitance even in a high integration of the semiconductor device, by having a source/drain region surrounded by an isolation layer. CONSTITUTION: A semiconductor device comprises a semiconductor substrate(100), a gate electrode(108), a lightly doped drain(LDD) region(112), a source/drain region and an isolation layer(104). The gate electrode is formed in an active region on the substrate by intervening a gate insulating layer. The LDD region is formed in the substrate on both edges of the gate electrode. The source/drain region is formed in the substrate adjacent to the LDD region, wherein a high density impurity injection region directly contacting the LDD region is placed in a portion near the surface of the substrate, and a polysilicon layer(106) adjacent to the high density impurity injection region is placed in a lower portion of the substrate. The isolation layer surrounds the source/drain region, formed in the substrate.
Patent KR-20010002302-A (KR)
Inventor: JANG GYEONG HUI
IPC: G05F1/70
Filed: 1999-06-14
Abstract: PURPOSE: A power-factor compensating controller is provided to control a boost converter with a CCM(Continuous Conduction Mode) in accordance with the conditions of an output load by using a fixed frequency CONSTITUTION: The power-factor compensating controller comprises a boost converting part(110), an error amplifying part(120), a multiplying part(130) and a switching driver part(140). The boost converting part(110) rectifies an AC source to output it to a secondary load and comprises a filter(100), a rectifier(101), resistors(R1-R4), an inductor(L1), a switch(S1), a diode(D1) and a capacitor(C1). The error amplifying part(120) compares an output voltage of the boost converter with a reference voltage and amplifies the comparison value to regulate the output voltage and comprises resistors(R6,R7) and an error amp(102). The multiplying part(130) senses a current flowing in the switch to control an inductor current and comprises a subtracter(103) and a multiplier(104).
Patent KR-20010002677-A (KR)
Inventor: SIM YEON SONG
IPC: H04S7/00
Filed: 1999-06-16
Abstract: PURPOSE: An apparatus for controlling sound output is provided which automatically controls the volume of a sound signal to be heard using the optimal volume condition memorized without regard to output environments. CONSTITUTION: A sound output controlling apparatus includes a sensor for calculating the input level of a received sound signal, a memory(3) for storing output volume reference level information by frequency channels, and a microcomputer(4) for comparing the level of the received sound signal detected by the sensor with the reference level stored in the memory to generate a signal for control. The apparatus also has a voltage generator(5) for generating a corresponding voltage according to the control signal of the microcomputer, a differential amplifier(6) operating on the basis of the level of the voltage provided by the voltage generator, and a variable resistor(7) for controlling the level of the sound signal that is amplified through a speaker according to the output value of the differential amplifier.
Patent KR-20010003706-A (KR)
Inventor: KIM JEONG EUN
IPC: D21C5/02
Filed: 1999-06-24
Abstract: PURPOSE: A regeneration method of corrugated cardboard waste is developed to efficiently improve the strength and the dehydration property of the cardboard by using a suitable compound enzyme composition with a synergy effect. CONSTITUTION: A method for regenerating corrugated cardboard waste is characterized in that it uses a compound enzyme containing at least two or more of the enzymes selected from cellulase, hemicellulase and amylase based enzymes. The compound enzyme is contained at 0.01-0.1wt.% based on total dry weight of the corrugated cardboard waste. The compound enzyme activates at 40-70°C and under the pH values of 4.0-8.0 to increase the strength and the dehydrating load and minimize white water contamination to result in the improved quality of regenerated product and productivity.
Patent KR-20000062109-A (KR)
Inventor: MIN OK GI
IPC: B27D5/00
Filed: 1999-07-01
Abstract: PURPOSE: A method for preparing a reclaimed plywood which recycles a lot of waste plywood for a concrete mold and a reclaimed plywood which is cost-efficient and has a heat-resistant property, a cold-resistant property and a constant absorptivity are provided. CONSTITUTION: The method for preparing a reclaimed plywood comprises steps of: (i) drying a waste plywood to have it's water content of not more than 10%; (ii) grinding the surface of the waste plywood; (iii) filling up a damaged part of the waste plywood with vegetable powder; and (iv) adhering wooden boards or a coating film to the surface of the waste plywood. The reclaimed plywood comprises: (i) an inner board part which is prepared by repeating abrading and then drying the surface of the waste plywood for more than one time; (ii) a filled-up part which is prepared by filling up vegetable powder mixed with an adhesive with a damaged part of the inner board part; and (iii) an end board part which is prepared by adhering wooden boards or a coating film to the outside of the inner board part.
Patent KR-20010011892-A (KR)
Inventor: KIM YEONG HAK
IPC: H04N5/74
Filed: 1999-07-31
Abstract: PURPOSE: A protection circuit for suppressing a high-voltage rising of a projection television is provided to intercept an output waveform generated when an abnormal high voltage rises, by using a high-voltage output negative pulse before applying the output waveform to an anode of a CRT(Cathode Ray Tube), so as to preserve a high-priced component such as the CRT or a high-voltage generating transformer from an over high-voltage. CONSTITUTION: A high-voltage output protecting circuit(100) comprises as follows. An overvoltage rectifier(110) connected to an output side of a high-voltage pulse output controller(30) rectifies an overvoltage rising pulse outputted from the high-voltage pulse output controller(30), according to an abnormal condition. An overvoltage detector(120) connected to an output side of the overvoltage rectifier(110) detects an overvoltage of a rectified output signal. If a protect voltage is generated in the overvoltage detector(120), a high-voltage driving interceptor(130) controls a high-voltage driving output circuit(20), to intercept an output waveform of a high-voltage pulse before a high-voltage rising.
Patent KR-20010017022-A (KR)
Inventor: JUNG DAE HYEOK
IPC: H01L21/8242
Filed: 1999-08-06
Abstract: PURPOSE: A method for manufacturing a cylindrical storage electrode of a semiconductor device is provided to completely remove a silicon nitride layer on a pad conductive layer and to maximize a contact area between a surface of the pad conductive layer and a storage electrode formed on the pad conductive layer, by a wet etching method using a phosphoric acid solution to eliminate the silicon nitride layer formed on the pad conductive layer. CONSTITUTION: A pad conductive layer(230') is formed to connect an interlayer dielectric(220) on a semiconductor substrate(200) with an active region in the semiconductor substrate. A silicon nitride layer as an etch stop layer is formed on the pad conductive layer. An insulting layer is formed on the silicon nitride layer. A part of the insulating layer is eliminated to expose a partial surface of the silicon nitride layer. An exposed part of the silicon nitride layer is removed to expose the surface of the pad conductive layer by a wet etching method using a predetermined etching solution. A conductive layer for a storage electrode is formed on the oxide layer(250) and an exposed surface of the exposed pad conductive layer. An upper portion of the conductive layer for the storage electrode, the oxide layer and the silicon nitride layer are eliminated to form a separated cylindrical storage electrode.
Patent KR-20000017276-A (KR)
Inventor: NAKKAMURA SATTOSI
IPC: H03L7/08
Filed: 1999-08-12
Abstract: PURPOSE: A clock regenerating device is provided to stably follow up an inputted digital signal even when the digital signal is disturbed. CONSTITUTION: The clock regenerating device comprises: an oscillating element for generating a clock signal having a frequency according to an inputted first or second signal; a first generating element for comparing a frequency of an inputted reference signal with a frequency of the clock signal and generating a first comparing signal according to a frequency difference between the inputted reference signal and the clock signal; a second generating element for comparing a phase of the digital input data with a phase of the clock signal and generating a first comparing signal according to a phase difference between the digital input data and the clock signal; a first transfer element for selecting one of the first comparing signal supplied from the first generating element and the second comparing signal supplied from the second generating element, and for outputting the selected signal to the oscillating element; and a control element for examining if the frequency difference between the reference signal and the clock signal falls within a predetermined range, controlling the first transfer element so that the first comparing signal generated by the first generating element is selected when the frequency difference is out of the predetermined range, and for controlling the first transfer element so that the second comparing signal generated by the second generating element is selected when the frequency difference falls within the predetermined range.
Patent KR-20010017627-A (KR)
Inventor: MOON SUC BEI
IPC: H04L9/00
Filed: 1999-08-12
Abstract: PURPOSE: A method for maintaining the security of password information using a telephone is provided to prevent a user's password from being exposed by a wiretap in case that the user inputs his password through the dial button manipulation of an electronic telephone. CONSTITUTION: The first person inputs his password through dial button manipulation over a telephone line(1). A modulation/demodulation unit(2) transmits an arbitrary dial tone to the telephone line(1) and removes the dial tone on the telephone line(1) so that a signal sent from the first person can be transmitted to an extension line(3). A modulation/demodulation operating unit(4) confirms whether the first person sends the dial tone and operates the modulation/demodulation unit(2) only when the dial tone is detected from the extension line(3). An input unit(5) checks the first person's password dial input and inputs the password.
Patent KR-20010018154-A (KR)
Inventor: JI GYEONG YONG
IPC: F16L51/04
Filed: 1999-08-17
Abstract: PURPOSE: A tubular body joining device and a joining method thereof are provided to keep watertightness of a tube joint portion and to prevent the displacement of a connection tube. CONSTITUTION: A tubular body joining device comprises: a joining band(11) made of fiber reinforced plastic; inwardly slope sills(12) formed on both lower sides of the joining band; a groove part(13) in the bottom; an extension part(15) without a sill; and combining parts formed at front and rear portions of the joining band and constituting of a combining unit(14a), a bolt connection portion(14b), and a rivet(14c) for fixing the combining unit and the joining band. Herein, the bolt of the bolt connection portion is fastened when tubes are connected. Thus, the displacement of the tube joint portion is avoided. For more effective connection of tubes, an adhesive agent is pasted on the groove part. After covering the tube joint portion with the joining device pasted with the adhesive agent, the bolt of the bolt connection portion is fastened. Finally, the joining band is fastened, and hardened for 15-25min. Therefore, the tube joint portion is kept watertight.